---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4962 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 469 5416 0 2089 7228 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d2:02:6d brd ff:ff:ff:ff:ff:ff inet 10.32.6.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fed2:26d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4962) 02/04/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 135.40 54.68 80.72 3610.40 36588.00 19:15:01 75.61 12.95 62.67 299.47 10406.10 19:16:01 55.08 6.73 48.35 417.06 8161.15 19:17:01 23.56 0.37 23.19 33.86 1765.41 Average: 72.39 18.70 53.69 1093.33 14244.45 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5909112 7381956 2258308 27.65 40244 1609876 735172 7.98 632336 1457632 128256 19:15:01 5476656 7188464 2690764 32.95 59608 1814432 927096 10.06 838544 1652752 98860 19:16:01 5518088 7370016 2649332 32.44 63508 1947868 715628 7.77 735936 1709160 24984 19:17:01 5492120 7347700 2675300 32.76 65644 1948612 741972 8.05 761292 1707932 9536 Average: 5598994 7322034 2568426 31.45 57251 1830197 779967 8.46 742027 1631869 65409 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 400.78 246.35 1465.73 67.15 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 197.32 169.78 1255.40 33.51 0.00 0.00 0.00 0.00 19:15:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 203.65 201.60 460.53 564.06 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 12.41 13.45 9.44 6.22 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 203.55 157.74 795.79 168.31 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4962) 02/04/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 23.49 0.00 1.70 3.89 1.23 69.69 19:14:02 0 39.07 0.00 2.31 7.43 1.54 49.66 19:14:02 1 32.70 0.00 2.34 4.32 1.55 59.09 19:14:02 2 10.46 0.00 1.13 1.72 0.87 85.83 19:14:02 3 11.80 0.00 1.02 2.12 0.97 84.09 19:15:01 all 30.61 0.00 1.81 1.25 1.96 64.37 19:15:01 0 24.70 0.00 1.25 1.61 1.73 70.72 19:15:01 1 59.05 0.00 2.57 0.49 2.45 35.45 19:15:01 2 24.39 0.00 1.84 1.81 1.94 70.01 19:15:01 3 14.35 0.00 1.58 1.08 1.75 81.25 19:16:01 all 29.78 0.00 1.62 0.97 1.81 65.82 19:16:01 0 40.08 0.00 1.53 0.23 1.85 56.31 19:16:01 1 41.15 0.00 2.20 1.46 2.15 53.04 19:16:01 2 18.74 0.00 0.93 0.20 1.47 78.66 19:16:01 3 19.10 0.00 1.80 2.00 1.76 75.34 19:17:01 all 21.24 0.00 0.90 0.59 0.83 76.44 19:17:01 0 1.60 0.00 0.32 0.02 0.43 97.64 19:17:01 1 30.58 0.00 1.22 0.68 1.05 66.47 19:17:01 2 10.90 0.00 0.78 0.02 0.48 87.83 19:17:01 3 41.92 0.00 1.32 1.65 1.37 53.75 Average: all 26.27 0.00 1.51 1.67 1.46 69.10 Average: 0 26.34 0.00 1.35 2.32 1.38 68.61 Average: 1 40.81 0.00 2.08 1.74 1.80 53.58 Average: 2 16.09 0.00 1.17 0.93 1.19 80.63 Average: 3 21.81 0.00 1.43 1.71 1.46 73.59